1、ABS Shell: This portable infrared level is made of premium ABS, which is sturdy and wear resistant and has a long service life. 2、Automatic Leveling: This infrared level is automatically leveled, and it will alarm when it is not in normal time, it adopts the magnetic damping leveling technology, and the angle is less than 3 degrees, and it is automatically leveled within a few seconds. 3、High Accuracy: This level has high accuracy, emits red light, and even small deviations will be automatically leveled, which is precise and accurate. 4、Multifunctional: Two line red light level, leveling, measuring, wall hanging, 360 rotation, with brightening point, multifunctional. 5、Widely Applicable: Red light, indoor special use, can be used for tiling, floor laying, dust cake, furniture installation, interior decoration wiring, wall hanging, countertop construction. 1 x Level1 x Instruction Manual1 x Storage Bag Item Type: Infrared LevelMaterial: ABSGross Weight: 380g / 13.4ozProduct Size: Approx. 9.2 x 9.8 x 12.8cm / 3.6 x 3.9 x 5.0inLight Source: semiconductor lightWavelength: 635nmLinear Accuracy: ± 2.5mm/5MRight Angle Accuracy: 90 degrees ± 0.03 degreesBatteries: 2 AA batteries (not included)Working Life: over 2000h